"Industries are often reluctant to modernize, and obdurate about their right to use Natural Resources."
"The most obdurate foes of the Clean Water Act were the fertilizer companies."
I try to explain my ideas and feelings to my brother, but there is no use, for he is very obdurate to change
He was so obdurate, that no amount of persuasion could make him step back from the ledge.
Despite numerous attempts to reason with him, John remained obdurate in his refusal to change his mind.
Durbach is an obdurate character with a good touch into the front court.
Ebenezer Scrooge was an adamant obdurate, until the ghost's of Christmas past, present & future showed him the error of his way's.
You could just say the definition of it and use that as a sentence:)
I was prevailing the pollution around me.
If we continue to pollute our rivers, the world's oceans may succumb to the combined effects of our careless water pollution. I would like to use pollute and pollution in one sentence.
You just did. :) But anyways, you can say: She remained obdurately in the same place.
The donkey was obdurately in that it wanted to go home! No matter how much pulling the farmer did, it simply wouldn't go the other way.
The boy was in obdurate because of his perseccusions"hepls.
A sentence with the word pollution would be: Pollution is a problem that should not be ignored.